package com.ruoyi.controller;

import cn.hutool.core.date.DateUtil;
import cn.hutool.core.lang.Assert;
import cn.hutool.core.util.RandomUtil;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.ruoyi.common.config.RuoYiConfig;
import com.ruoyi.common.constant.Constants;
import com.ruoyi.common.core.controller.BaseController;
import com.ruoyi.common.core.domain.AjaxResult;
import com.ruoyi.common.core.redis.RedisCache;
import com.ruoyi.common.utils.*;
import com.ruoyi.common.utils.file.FileUploadUtils;
import com.ruoyi.common.utils.file.FileUtils;
import com.ruoyi.common.utils.tencent.TencentUtil;
import com.ruoyi.framework.config.ServerConfig;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.MediaType;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.multipart.MultipartFile;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.concurrent.TimeUnit;

/**
 * 通用请求处理
 */
@RestController("公共")
@RequestMapping("/common")
public class CommonController extends BaseController {

    @Autowired
    private RedisCache redisCache;
    private static final Logger log = LoggerFactory.getLogger(CommonController.class);

    @Autowired
    private ServerConfig serverConfig;

    private static final String FILE_DELIMETER = ",";

    /**
     * 通用下载请求
     *
     * @param fileName 文件名称
     * @param delete   是否删除
     */
    @GetMapping("/download")
    public void fileDownload(String fileName, Boolean delete, HttpServletResponse response,
                             HttpServletRequest request) {
        try {
            if (!FileUtils.checkAllowDownload(fileName)) {
                throw new Exception(StringUtils.format("文件名称({})非法，不允许下载。 ", fileName));
            }
            String realFileName = System.currentTimeMillis() + fileName.substring(fileName.indexOf("_") + 1);
            String filePath = RuoYiConfig.getDownloadPath() + fileName;

            response.setContentType(MediaType.APPLICATION_OCTET_STREAM_VALUE);
            FileUtils.setAttachmentResponseHeader(response, realFileName);
            FileUtils.writeBytes(filePath, response.getOutputStream());
            if (delete) {
                FileUtils.deleteFile(filePath);
            }
        } catch (Exception e) {
            log.error("下载文件失败", e);
        }
    }

    /**
     * 通用上传请求（单个）
     */
    @PostMapping("/upload")
    public AjaxResult uploadFile(MultipartFile file) throws Exception {
        try {
            // 上传文件路径
            String filePath = RuoYiConfig.getUploadPath();
            // 上传并返回新文件名称
            AjaxResult ajax = success();
            Map<String, String> extResponse = new HashMap<>();
            String fileName = FileUploadUtils.upload(filePath, file,extResponse);
            String url = RuoYiConfig.getUploadBasePath() + fileName;

            ajax.put("url", url);
            ajax.put("fileName", fileName);
            ajax.put("newFileName", FileUtils.getName(fileName));
            ajax.put("date", DateUtil.now());
            ajax.put("originalFilename", file.getOriginalFilename());
            ajax.putAll(extResponse);
            return ajax;
        } catch (Exception e) {
            return AjaxResult.error(e.getMessage());
        }
    }

    /**
     * 通用上传请求（单个）
     * ocrType ocr类型
     * idCardFrontImg  身份证正面
     * idCardBackImg  身份证反面
     * bizLicenseImg  营业执照正面
     */
    @PostMapping(value = "/uploadOcr")
    public AjaxResult uploadOcr(MultipartFile file, String ocrType) throws Exception {
        Assert.isFalse(StringUtils.isEmpty(ocrType), "ocrType不能为空");
        try {
            // 上传文件路径
            String filePath = RuoYiConfig.getUploadPath();
            // 上传并返回新文件名称
            Map<String, String> extResponse = new HashMap<>();
            String fileName = FileUploadUtils.upload(filePath, file, extResponse);
            String url = RuoYiConfig.getUploadBasePath() + fileName;

            Object ocrResponse = ocr(ocrType, extResponse.get("absolutePath"));
            Map rs = new HashMap();
            rs.put("url", url);
            rs.put("fileName", fileName);
            rs.put("newFileName", FileUtils.getName(fileName));
            rs.put("originalFilename", file.getOriginalFilename());
            rs.put("absolutePath", extResponse.get("absolutePath"));
            rs.put("orc", ocrResponse);

            AjaxResult ajax = success();
            ajax.putAll(rs);

            redisCache.setCacheObject(url, ocrResponse, 1, TimeUnit.HOURS);
            return ajax;
        } catch (Exception e) {
            return AjaxResult.error(e.getMessage());
        }
    }

    private Object ocr(String ocrType, String filePath) throws Exception {
        if (ocrType.equals("idCardFrontImg")) {
            return TencentUtil.idCardOcr(filePath, "FRONT");
        } else if (ocrType.equals("idCardBackImg")) {
            return TencentUtil.idCardOcr(filePath, "BACK");
        } else if (ocrType.equals("bizLicenseImg")) {
            return TencentUtil.bizLicenseOcr(filePath);
        } else {
            return new HashMap();
        }
    }

    /**
     * 通用上传请求（多个）
     */
    @PostMapping("/uploads")
    public AjaxResult uploadFiles(List<MultipartFile> files) throws Exception {
        try {
            // 上传文件路径
            String filePath = RuoYiConfig.getUploadPath();
            List<String> urls = new ArrayList<String>();
            List<String> fileNames = new ArrayList<String>();
            List<String> newFileNames = new ArrayList<String>();
            List<String> originalFilenames = new ArrayList<String>();
            for (MultipartFile file : files) {
                // 上传并返回新文件名称
                String fileName = FileUploadUtils.upload(filePath, file);
                String url = RuoYiConfig.getUploadBasePath() + fileName;
                urls.add(url);
                fileNames.add(fileName);
                newFileNames.add(FileUtils.getName(fileName));
                originalFilenames.add(file.getOriginalFilename());
            }
            AjaxResult ajax = success();
            ajax.put("urls", StringUtils.join(urls, FILE_DELIMETER));
            ajax.put("fileNames", StringUtils.join(fileNames, FILE_DELIMETER));
            ajax.put("newFileNames", StringUtils.join(newFileNames, FILE_DELIMETER));
            ajax.put("originalFilenames", StringUtils.join(originalFilenames, FILE_DELIMETER));
            return ajax;
        } catch (Exception e) {
            return AjaxResult.error(e.getMessage());
        }
    }

    /**
     * 本地资源通用下载
     */
    @GetMapping("/download/resource")
    public void resourceDownload(String resource, HttpServletRequest request, HttpServletResponse response)
            throws Exception {
        try {
            if (!FileUtils.checkAllowDownload(resource)) {
                throw new Exception(StringUtils.format("资源文件({})非法，不允许下载。 ", resource));
            }
            // 本地资源路径
            String localPath = RuoYiConfig.getProfile();
            // 数据库资源地址
            String downloadPath = localPath + StringUtils.substringAfter(resource, Constants.RESOURCE_PREFIX);
            // 下载名称
            String downloadName = StringUtils.substringAfterLast(downloadPath, "/");
            response.setContentType(MediaType.APPLICATION_OCTET_STREAM_VALUE);
            FileUtils.setAttachmentResponseHeader(response, downloadName);
            FileUtils.writeBytes(downloadPath, response.getOutputStream());
        } catch (Exception e) {
            log.error("下载文件失败", e);
        }
    }

    @RequestMapping(value = "/remixIcon/getList")
    public Object remixIconGetList(Page pageExt, String title) {
        RemixIconDb.getList(pageExt, title);
        return success(pageExt);
    }

    @RequestMapping(value = "/sendSmsVerificationCode", name = "发送短信验证码")
    public Object sendSmsVerificationCode(String phone) throws Exception {
        BaseSmsSend sms = SmsFactory.getSender();
        sms.sendVerificationCode(phone, RandomUtil.randomNumbers(4));
        return "";
    }

}
